> Markdown version of [/jobs/ext/1862863-web-developer-casino](https://www.wearedevelopers.com/jobs/ext/1862863-web-developer-casino). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Web Developer, Casino - **Company:** PENN Entertainment, Inc. - **Location:** United States (Remote available) - **Experience:** Experienced - **Salary:** $115,000.0 - $145,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, HTML, JavaScript (Programming Language), Automation of Tests, Cascading Style Sheets (CSS), Profiling, Code Review, Continuous Integration, Data Structures, Web Development, Distributed Systems, Github, Monitoring of Systems, Open Source Technology, Pair Programming, Software Engineering, Systems Integration, TypeScript, User-Centered Design, Web Applications, Web Application Frameworks, Google Cloud, GitHub Copilot, ReactJS, Cypress (Programming Language), Caching, Kubernetes, Information Technology, Playwright, Graphql, Jasmine, Elixir - **Published:** July 1, 2026 - **Apply:** https://job-boards.greenhouse.io/penninteractive/jobs/6104702004 ## About the Role * Proven proficiency in JavaScript, TypeScript, React, and core UX principles. * 3+ years of hands on Web Development experience * A demonstrated foundation in computer science, with competencies in data structures, distributed systems, algorithms and software design. * Passionate about clean code architecture and engineering craft. * Experience building and consuming REST or GraphQL APIs with modern web frameworks. * Experience with Git and GitHub or similar. * Fluency with HTML, CSS, JavaScript, and TypeScript across the full browser environment (DOM, events, interfaces). * Comfortable digging into root causes and sharing what you learn with others. * Comfortable working in the terminal. * Proficiency within an editor of your choice. * Experience with writing automated tests (Jest, Jasmine, Cypress, Playwright or equivalent). * Experience working with profiling tools. * Knowledge and familiarity with caching strategies and tools. * Experience consuming and integrating with third party APIs. * A passion for sports and/or gaming is considered an asset. * Nice to have: experience with IoT or kiosks, Elixir, GraphQL APIs (Absinthe), schema stitching and subscriptions, GCP, Kubernetes, JavaScript SSR, open source contributions, startup experience. ## Description The Casino Engagement team is a cross-functional group of engineers, designers, and product thinkers building one of the most engaging experiences in sports and gaming. You'll collaborate daily across disciplines to turn ambitious ideas into polished, performant interfaces. We believe the best products come from teams that invest in each other as much as the work, and we're looking for someone who shares that instinct. About the Work As a key member of the Casino Engagement team you will: * Build front-end applications using modern JavaScript technologies (React, TypeScript). * Partner with product and design to architect and ship polished customer-facing features. * Continuously improve code quality by identifying technical debt, proposing solutions, and raising the bar for the whole team. * Learn, mentor, and grow alongside teammates through code reviews, pair programming, and knowledge sharing. * Participate in the design, architecture, and delivery of new features in a collaborative agile/scrum environment. * Leverage observability and monitoring tools to diagnose issues and improve the user experience. * Write thorough tests for every feature and bug fix. Testing is a first-class discipline on this team. * Build performant, accessible web applications that work for everyone. * Collaborate with QA to strengthen automated testing pipelines and CI/CD workflows. * Incorporate AI-assisted development tools (e.g. GitHub Copilot, Claude) to accelerate delivery and maintain high code quality. ## Related Videos - [Bringing digital education to refugee and host communities in remote regions of Africa](https://www.wearedevelopers.com/videos/644-bringing-digital-education-to-refugee-and-host-communities-in-remote-regions-of-africa) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [But, you're not Facebook](https://www.wearedevelopers.com/videos/378-but-you-re-not-facebook) - [WeAreDevelopers LIVE - Streaming HTML](https://www.wearedevelopers.com/videos/2135-wearedevelopers-live-streaming-html) - [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. 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